2003122331300 has 36 divisors (see below), whose sum is σ = 4351812466176. Its totient is φ = 800320452000.

The previous prime is 2003122331297. The next prime is 2003122331303. The reversal of 2003122331300 is 31332213002.

It is an interprime number because it is at equal distance from previous prime (2003122331297) and next prime (2003122331303).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (2003122331303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11519276 + ... + 11691875.

It is an arithmetic number, because the mean of its divisors is an integer number (120883679616).

Almost surely, 2^{2003122331300} is an apocalyptic number.

2003122331300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2003122331300 is an abundant number, since it is smaller than the sum of its proper divisors (2348690134876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2003122331300 is a wasteful number, since it uses less digits than its factorization.

2003122331300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23212028 (or 23212021 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 2003122331300 its reverse (31332213002), we get a palindrome (2034454544302).

The spelling of 2003122331300 in words is "two trillion, three billion, one hundred twenty-two million, three hundred thirty-one thousand, three hundred".